MenuLinkContentDeleteForm.php

<?php

namespace Drupal\menu_link_content\Form;

use Drupal\Core\Entity\ContentEntityDeleteForm;
use Drupal\Core\Url;

/**
 * Provides a delete form for content menu links.
 *
 * @internal
 */
class MenuLinkContentDeleteForm extends ContentEntityDeleteForm {
    
    /**
     * {@inheritdoc}
     */
    public function getCancelUrl() {
        if ($this->moduleHandler
            ->moduleExists('menu_ui')) {
            return new Url('entity.menu.edit_form', [
                'menu' => $this->entity
                    ->getMenuName(),
            ]);
        }
        return $this->entity
            ->toUrl();
    }
    
    /**
     * {@inheritdoc}
     */
    protected function getRedirectUrl() {
        return $this->getCancelUrl();
    }
    
    /**
     * {@inheritdoc}
     */
    protected function getDeletionMessage() {
        return $this->t('The menu link %title has been deleted.', [
            '%title' => $this->entity
                ->label(),
        ]);
    }

}